Class: Mmi::Source::Github

Inherits:
Object
  • Object
show all
Defined in:
lib/mmi/source/github.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(options) ⇒ Github

Returns a new instance of Github.



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# File 'lib/mmi/source/github.rb', line 15

def initialize(options)
	@options = options
	
	@owner       = options['owner'      ]
	@repo        = options['repo'       ]
	@asset_id    = options['asset_id'   ]
	@release     = options['release'    ]
	@file        = options['file'       ]
	@install_dir = options['install_dir']
	@filename    = options['filename'   ]
	
	if self.owner
		if self.repo
			if self.install_dir
				if self.asset_id
					# Pass.
				else
					if self.release
						if self.file
							# Pass.
						else
							raise Mmi::MissingAttributeError, 'Missing "source.file" from asset because "source.asset_id" is not provided.'
						end
					else
						raise Mmi::MissingAttributeError, 'Missing "source.release" from asset because "source.asset_id" is not provided.'
					end
				end
			else
				raise Mmi::MissingAttributeError, 'Missing "source.install_dir" from asset.'
			end
		else
			raise Mmi::MissingAttributeError, 'Missing "source.repo" from asset.'
		end
	else
		raise Mmi::MissingAttributeError, 'Missing "source.owner" from asset.'
	end
end

Instance Attribute Details

#asset_id ⇒ Object (readonly)

Returns the value of attribute asset_id.



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# File 'lib/mmi/source/github.rb', line 11

def asset_id
  @asset_id
end

#file ⇒ Object (readonly)

Returns the value of attribute file.



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# File 'lib/mmi/source/github.rb', line 13

def file
  @file
end

#filename ⇒ Object (readonly)

Returns the value of attribute filename.



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# File 'lib/mmi/source/github.rb', line 9

def filename
  @filename
end

#install_dir ⇒ Object (readonly)

Returns the value of attribute install_dir.



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# File 'lib/mmi/source/github.rb', line 8

def install_dir
  @install_dir
end

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/mmi/source/github.rb', line 4

def options
  @options
end

#owner ⇒ Object (readonly)

Returns the value of attribute owner.



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# File 'lib/mmi/source/github.rb', line 6

def owner
  @owner
end

#release ⇒ Object (readonly)

Returns the value of attribute release.



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# File 'lib/mmi/source/github.rb', line 12

def release
  @release
end

#repo ⇒ Object (readonly)

Returns the value of attribute repo.



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# File 'lib/mmi/source/github.rb', line 7

def repo
  @repo
end

Instance Method Details

#cached_asset_response ⇒ Object 



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# File 'lib/mmi/source/github.rb', line 57

def cached_asset_response
	@asset_get ||= ::Github::Client::Repos::Releases::Assets.new.get(owner: self.owner, repo: self.repo, id: self.asset_id)
end

#display_name ⇒ Object 



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# File 'lib/mmi/source/github.rb', line 86

def display_name
	repository_url
end

#download_url ⇒ Object 



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# File 'lib/mmi/source/github.rb', line 61

def download_url
	if self.asset_id
		cached_asset_response.browser_download_url
	else
		"#{repository_url}/releases/download/#{release}/#{file}"
	end
end

#install(dir) ⇒ Object 



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# File 'lib/mmi/source/github.rb', line 69

def install(dir)
	install_dir = File.expand_path(self.install_dir, dir)
	filepath    = File.join(install_dir, self.filename || (self.asset_id ? cached_asset_response.name : self.file))
	
	Mmi.info "Downloading #{download_url.inspect} into #{filepath.inspect}."
	
	FileUtils.mkdir_p(install_dir)
	
	begin
		stream = URI.open(download_url)
		
		IO.copy_stream(stream, filepath)
	rescue OpenURI::HTTPError => e
		Mmi.fail! %Q{Error when requesting asset.\n#{e.inspect}}
	end
end

#repository_url ⇒ Object 



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# File 'lib/mmi/source/github.rb', line 53

def repository_url
	"https://github.com/#{self.owner}/#{self.repo}"
end